This document provides an overview of the hacktivist groups Anonymous, LulzSec, and Anti-Sec. It discusses their origins, key members, motivations, and notable cyber attacks. These include attacks on government websites in Tunisia and Egypt in support of protests, attacks on companies that cut ties with Wikileaks, and database intrusions targeting security firms and police organizations. The document suggests that while not especially advanced, these groups were highly persistent in their attacks. It recommends organizations focus on real security awareness and hiring penetration testers to identify vulnerabilities before attackers do.